Minolta MD-90 - T E C H N I C a L D E T a I L

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TECHN ICAL
DETAILS
Type: Detachable
motor drive unit for
automatic
film
adrlail'6e and
rewind with the
Minolta
(MAXXUM)
9000 camera
Function:
Operates camera's
film
advance/
shutter cocking mechanism;
controlled by
6-position
selector dial
Drive motor:
Single
micromotor for
both
film
advance and
rewind
Power
sources:
Available
separately,
either
Battery
Pack
BP-90M
whi'ch uses
12 AA-size
alkaline-manganese
or carbon-zinc
batteries
or
Ni-Cd
Battery Pack
NP-90M
which has
built-in
nickel-cadmium
batteries
and is
supplied
with
Ni-Cd
Charger
NC-90M for
recharging; for maximum film-advance
speed
of
Sfps,
fully
charged NP-90M
must be
used.
Film
advance:
Film-advance rate selected by
rotating
selector
dial to
one
of
five
operating
positions:
"H"
(high)
setting
for continuous
film-advance
at
up
t6'5fps;
"M"
(medium)
for
up
to 3fps,
or
"L"
(low)
for
up
to 2fps;
"S"
(single)
setting
for
single-frame advance:
"F.P."
(focus-priority)
setting
for
continu-
ous
film
advance with
focus-priority
shutter
release;
manual
film
advance
possible
when
selector dial is
at
"OFF"
position.
Usable
exposure modes: All
exposure modes
can
be used; 11250 sec. shutter
speed
re-
quired
for maximum
film-advance
speed; at
slower
shutter
speeds,
film-advance speed
decreases to allow time
for
correct
exposure.
Frame counter:
Countdown
type
shows
remaining
number.
of
exposures
on
roll;
film
advance
stops
automatically
whenever
counter
shows
"0".
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